I applied online. I interviewed at Juakali (Paris) in May 2019
Interview
Very pleasant process that takes roughly two weeks where you do a coding challenge, then a technical interview, and then a final interview with the founders. At all times the interviewers are friendly.
Interview questions [1]
Question 1
Q: How do React components know when to update?
Q: How does React work?
Q: How can you prevent prop drilling?
Q: Tell us about yourself.